I am sure there is a way. Can you describe how this is done? Robert

On Wed, Oct 10, 2012 at 5:51 AM, Robert Pazur <pazurrobert@gmail.com> wrote:

> Dear all,
>
> using land cover fine scale data set with defined categories:
> is there a way ( perhaps in raster, or sp library) how to aggregate this
> raster by keeping the overall proportion of each land cover
> classes constant (as much as possible)?
> this aggregation procedure were described as "adjusted" by several authors
> :
>
> -Verburg, P. H., Denijs, T., Ritsemavaneck, J., Visser, H., & Dejong, K.
> (2004). A method to analyse neighbourhood characteristics of land use
> patterns. Computers, Environment and Urban Systems, 28(6), 667–690.
> doi:10.1016/j.compenvurbsys.2003.07.001 *page 8*
> -Schmit, C., Rounsevell, M., & Lajeunesse, I. (2006). The limitations of
> spatial land use data in environmental analysis. Environmental Science &
> Policy, 9(2), 174–188. doi:10.1016/j.envsci.2005.11.006 *page 5*
> -Dendoncker, N., Schmit, C., & Rounsevell, M. (2008). Exploring spatial
> data uncertainties in land‐use change scenarios. International Journal of
> Geographical Information Science, 22(9), 1013–1030.
> doi:10.1080/13658810701812836  *page 3*
> *
> *
> Thanks in advance,
> Robert.
>
>
> -------------------------------------------------------
> Robert Pazur<
> http://www.sav.sk/index.php?lang=sk&charset=&doc=user-org-user&user_no=6225
> >
>
> Institute of Geography
> Slovak Academy Of Sciences
>
> Mobile : +421 948 001 705
> Skype  : ruegdeg
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